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cs.DM2019
Characteristic Parameters and Special Trapezoidal Words
Alma D'Aniello, Alessandro De Luca
Following earlier work by Aldo de Luca and others, we study trapezoidal words and their prefixes, with respect to their characteristic parameters and (length of shortest un…
cs.DM2014
Sturmian words and the Stern sequence
Aldo de Luca, Alessandro De Luca
Central, standard, and Christoffel words are three strongly interrelated classes of binary finite words which represent a finite counterpart of characteristic Sturmian words. A nat…